#964
cod
Pentru codificarea textului unui mesaj s-a folosit codificarea ASCII, asociindu-se literelor mari ale alfabetului englez numerele distincte de la 65
la 90
, literelor mici ale alfabetului englez numerele distincte de la 97
la 122
, spaţiului numărul 32
, iar punctului (.
) numărul 46
.
Fiecare linie a mesajului ce urmează a fi codificat, are cel mult 80
de caractere, textul lui fiind format din cuvinte separate printr-un singur spaţiu sau printr-un singur punct, iar cuvintele sunt formate numai din litere ale alfabetului
Codificarea textului mesajului este realizată astfel: fiecare cuvânt din text se scrie în ordine inversă, înlocuindu-se fiecare caracter cu şirul rezultat prin scrierea în ordine inversă a codului asociat acestuia. De exemplu codificarea caracterului z
este şirul 221
. Aceeaşi regulă de codificare se aplică atât spaţiului cât şi punctului.
Textul rezultat în urma codificării va conţine doar cifre, fără spaţii şi fără simboluri de punctuaţie.
să se scrie un program care să citească codificarea textului unui mesaj, să decodifice textul şi să afișeze
Olimpiada de Informatică, etapa pe sector, Bucureşti, 2007
Problema | cod | Operații I/O |
cod.in /cod.out
|
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #22376454 | Utilizator | |
Fișier | cod.cpp | Dimensiune | 865 B |
Data încărcării | 07 Aprilie 2020, 15:59 | Scor / rezultat | Eroare de compilare |
cod.cpp:9:1: error: stray '\342' in program ifstream in(“cod.in”); ^ cod.cpp:9:1: error: stray '\200' in program cod.cpp:9:1: error: stray '\234' in program cod.cpp:9:1: error: stray '\342' in program cod.cpp:9:1: error: stray '\200' in program cod.cpp:9:1: error: stray '\235' in program cod.cpp:10:1: error: stray '\342' in program ofstream out(“cod.out”); ^ cod.cpp:10:1: error: stray '\200' in program cod.cpp:10:1: error: stray '\234' in program cod.cpp:10:1: error: stray '\342' in program cod.cpp:10:1: error: stray '\200' in program cod.cpp:10:1: error: stray '\235' in program cod.cpp:18:1: error: stray '\342' in program v[i]-=’0′; ^ cod.cpp:18:1: error: stray '\200' in program cod.cpp:18:1: error: stray '\231' in program cod.cpp:18:1: error: stray '\342' in program cod.cpp:18:1: error: stray '\200' in program cod.cpp:18:1: error: stray '\262' in program cod.cpp:19:1: error: stray '\342' in program v[i-1]-=’0′; ^ cod.cpp:19:1: error: stray '\200' in program cod.cpp:19:1: error: stray '\231' in program cod.cpp:19:1: error: stray '\342' in program cod.cpp:19:1: error: stray '\200' in program cod.cpp:19:1: error: stray '\262' in program cod.cpp:22:1: error: stray '\342' in program else if(nr == 32) s[p++] = ‘ ‘; ^ cod.cpp:22:1: error: stray '\200' in program cod.cpp:22:1: error: stray '\230' in program cod.cpp:22:1: error: stray '\342' in program cod.cpp:22:1: error: stray '\200' in program cod.cpp:22:1: error: stray '\230' in program cod.cpp:24:1: error: stray '\342' in program v[i]-=’0′; ^ cod.cpp:24:1: error: stray '\200' in program cod.cpp:24:1: error: stray '\231' in program cod.cpp:24:1: error: stray '\342' in program cod.cpp:24:1: error: stray '\200' in program cod.cpp:24:1: error: stray '\262' in program cod.cpp:26:1: error: stray '\342' in program i–; ^ cod.cpp:26:1: error: stray '\200' in program cod.cpp:26:1: error: stray '\223' in program cod.cpp:29:1: error: stray '\342' in program if(i == copie1) i–; ^ cod.cpp:29:1: error: stray '\200' in program cod.cpp:29:1: error: stray '\223' in program cod.cpp:34:1: error: stray '\342' in program while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp:34:1: error: stray '\200' in program cod.cpp:34:1: error: stray '\230' in program cod.cpp:34:1: error: stray '\342' in program cod.cpp:34:1: error: stray '\200' in program cod.cpp:34:1: error: stray '\230' in program cod.cpp:34:1: error: stray '\342' in program cod.cpp:34:1: error: stray '\200' in program cod.cpp:34:1: error: stray '\230' in program cod.cpp:34:1: error: stray '\342' in program cod.cpp:34:1: error: stray '\200' in program cod.cpp:34:1: error: stray '\231' in program cod.cpp:36:1: error: stray '\342' in program i–; ^ cod.cpp:36:1: error: stray '\200' in program cod.cpp:36:1: error: stray '\223' in program cod.cpp:40:1: error: stray '\342' in program if(s[i] == ‘ ‘ || s[i] ==’.’) out<<s[i],i–; ^ cod.cpp:40:1: error: stray '\200' in program cod.cpp:40:1: error: stray '\230' in program cod.cpp:40:1: error: stray '\342' in program cod.cpp:40:1: error: stray '\200' in program cod.cpp:40:1: error: stray '\230' in program cod.cpp:40:1: error: stray '\342' in program cod.cpp:40:1: error: stray '\200' in program cod.cpp:40:1: error: stray '\231' in program cod.cpp:40:1: error: stray '\342' in program cod.cpp:40:1: error: stray '\200' in program cod.cpp:40:1: error: stray '\231' in program cod.cpp:40:1: error: stray '\342' in program cod.cpp:40:1: error: stray '\200' in program cod.cpp:40:1: error: stray '\223' in program cod.cpp:43:1: error: stray '\342' in program out<<“n”; ^ cod.cpp:43:1: error: stray '\200' in program cod.cpp:43:1: error: stray '\234' in program cod.cpp:43:1: error: stray '\342' in program cod.cpp:43:1: error: stray '\200' in program cod.cpp:43:1: error: stray '\235' in program cod.cpp:44:1: error: stray '\342' in program s[0] = ”; ^ cod.cpp:44:1: error: stray '\200' in program cod.cpp:44:1: error: stray '\235' in program cod.cpp: In function 'int main()': cod.cpp:9:16: error: 'cod' was not declared in this scope ifstream in(“cod.in”); ^ cod.cpp:21:13: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if(nr >= 65 && nr <= 90 || nr >= 97 && nr <= 122 || nr == 46) s[p++] = (char)nr; ^ cod.cpp:22:35: error: expected primary-expression before ';' token else if(nr == 32) s[p++] = ‘ ‘; ^ cod.cpp:26:5: warning: statement has no effect [-Wunused-value] i–; ^ cod.cpp:29:21: warning: statement has no effect [-Wunused-value] if(i == copie1) i–; ^ cod.cpp:34:26: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp:34:27: error: expected ')' before '[' token while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp: In lambda function: cod.cpp:34:31: error: expected '{' before '!=' token while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp: In function 'int main()': cod.cpp:34:37: error: expected primary-expression before '.' token while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp:34:42: error: expected unqualified-id before '&&' token while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp:34:51: error: expected ';' before ')' token while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^ cod.cpp:40:20: error: expected primary-expression before '||' token if(s[i] == ‘ ‘ || s[i] ==’.’) out<<s[i],i–; ^ cod.cpp:40:33: error: expected primary-expression before '.' token if(s[i] == ‘ ‘ || s[i] ==’.’) out<<s[i],i–; ^ cod.cpp:40:37: error: expected unqualified-id before ')' token if(s[i] == ‘ ‘ || s[i] ==’.’) out<<s[i],i–; ^ cod.cpp:40:53: warning: right operand of comma operator has no effect [-Wunused-value] if(s[i] == ‘ ‘ || s[i] ==’.’) out<<s[i],i–; ^ cod.cpp:43:9: error: 'n' was not declared in this scope out<<“n”; ^ cod.cpp:44:11: error: expected primary-expression before ';' token s[0] = ”; ^ cod.cpp:11:20: warning: unused variable 't' [-Wunused-variable] char v[300],s[300],t[300]; ^ cod.cpp:34:26: error: label 's' used but not defined while(s[i] != ‘ ‘ && s[i] != ‘.’ && i >= 0){ ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema cod face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.